Home / 1,186,530.16-1,779,838.98-609,999.16

Finding the Fourth Proportional to 1,186,530.16, 1,779,838.98 and 609,999.16

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Solution

The fourth proportional to 1,186,530.16, 1,779,838.98 and 609,999.16 is: 915,021.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,530.16 : 1,779,838.98 = 609,999.16 : x
  2. Step 2: Convert to fraction form
    1,186,530.16/1,779,838.98 = 609,999.16/x
  3. Step 3: Cross multiply
    1,186,530.16x = 1,779,838.98 × 609,999.16
  4. Step 4: Simplify right side
    1,186,530.16x = 1,085,700,282,735.26
  5. Step 5: Solve for x
    x = 1,085,700,282,735.26/1,186,530.16
  6. Step 6: Final answer
    x = 915,021.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.